Tuba - Alloy
Paper - Polymer
Pot - Ceramics
Alloy : An alloy is a substance which made up of two more than two types of metal.
Ceramics: Articles, figures made up of clay which are hardened by the action of heating.
Polymer: These are the substance composed repeating units of of same chemical units which held together by covalent bonds.
Instead of using natural materials, synthetic products are created using chemicals or synthetic materials. Boots constructed of synthetic materials, such as synthetic rubber, may typically be washed in a machine.
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